140026343 has 4 divisors (see below), whose sum is σ = 140122248. Its totient is φ = 139930440.

The previous prime is 140026321. The next prime is 140026351. The reversal of 140026343 is 343620041.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 140026343 - 2¹² = 140022247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140026303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45728 + ... + 48693.

It is an arithmetic number, because the mean of its divisors is an integer number (35030562).

Almost surely, 2^140026343 is an apocalyptic number.

140026343 is a deficient number, since it is larger than the sum of its proper divisors (95905).

140026343 is an equidigital number, since it uses as much as digits as its factorization.

140026343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95904.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 140026343 is about 11833.2727087649. The cubic root of 140026343 is about 519.2819762074.

Adding to 140026343 its reverse (343620041), we get a palindrome (483646384).

The spelling of 140026343 in words is "one hundred forty million, twenty-six thousand, three hundred forty-three".